/* ===========================================
   水族館詳細ページ専用スタイル
   =========================================== */

/* -------------------------------------------
   ヘッダー（詳細ページでは常時ダーク表示）
   ------------------------------------------- */
.site-header {
  background: rgba(3, 4, 94, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.25);
}

/* -------------------------------------------
   パンくずリスト
   ------------------------------------------- */
.breadcrumb {
  background: var(--clr-white);
  border-bottom: 1px solid var(--clr-light3);
  padding: calc(var(--header-h) + 10px) 0 10px;
}
.breadcrumb-list {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  list-style: none;
  font-size: 0.8rem;
  color: var(--clr-muted);
}
.breadcrumb-list li + li::before {
  content: '›';
  color: var(--clr-light2);
  margin-right: 6px;
}
.breadcrumb-list a {
  color: var(--clr-main);
  transition: color var(--ease);
}
.breadcrumb-list a:hover { color: var(--clr-navy); }
.breadcrumb-list [aria-current="page"] { color: var(--clr-text); }

/* -------------------------------------------
   ローディング
   ------------------------------------------- */
.detail-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  gap: 16px;
  color: var(--clr-muted);
}
.loading-fish {
  font-size: 3rem;
  animation: fishBob 1.2s ease-in-out infinite;
}
@keyframes fishBob {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-10px); }
}

/* -------------------------------------------
   ヒーローセクション
   ------------------------------------------- */
.detail-hero {
  position: relative;
  height: 320px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  background: linear-gradient(
    180deg,
    #010B2A 0%,
    #03045E 25%,
    #023E8A 55%,
    #0077B6 80%,
    #0096C7 100%
  );
}
/* 画像がある場合はオーバーレイで背景に重ねる */
.detail-hero.has-image {
  background-size: cover;
  background-position: center;
}
.detail-hero.has-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(3,4,94,0.4) 0%,
    rgba(3,4,94,0.7) 100%
  );
}
.detail-hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.detail-hero-body {
  position: relative;
  z-index: 10;
  padding: 0 24px 144px;
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  color: var(--clr-white);
}
.detail-region-badge {
  display: inline-block;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: var(--radius-xl);
  margin-bottom: 12px;
  letter-spacing: 0.05em;
}
.detail-title {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 5vw, 3rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 6px;
}
.detail-title-en {
  display: inline;
  font-family: var(--font-en);
  font-size: clamp(0.95rem, 2.2vw, 1.25rem);
  font-weight: 400;
  color: rgba(255, 255, 255, 0.65);
  letter-spacing: 0.04em;
}
.detail-location {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.8);
  display: flex;
  align-items: center;
  gap: 5px;
  flex-wrap: wrap;
}
.detail-location-en {
  font-family: var(--font-en);
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.5);
  letter-spacing: 0.03em;
}

/* -------------------------------------------
   本文グリッド
   ------------------------------------------- */
.detail-body {
  background: var(--clr-bg);
  padding: 48px 0 80px;
}
.detail-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 40px;
  align-items: start;
}

/* メインカラム */
.detail-main { min-width: 0; }

/* -------------------------------------------
   バイリンガル対応 — 英語コンテンツブロック
   ------------------------------------------- */
.detail-description-en {
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px dashed var(--clr-light3);
  color: var(--clr-muted);
  line-height: 1.9;
  font-size: 0.93rem;
  font-family: var(--font-en);
}
.detail-highlights-en {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px dashed var(--clr-light3);
  font-family: var(--font-en);
}
.detail-highlights-en li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--clr-muted);
}
.detail-highlights-en li::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--clr-light2);
  flex-shrink: 0;
}
.detail-note .note-en {
  display: block;
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px dashed #FCD34D;
  font-family: var(--font-en);
  opacity: 0.85;
}

.detail-note {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  background: #FEF3C7;
  border: 1px solid #FCD34D;
  border-radius: var(--radius-m);
  padding: 14px 16px;
  margin-bottom: 28px;
  color: #92400E;
  font-size: 0.85rem;
  line-height: 1.6;
}
.detail-note svg { flex-shrink: 0; margin-top: 2px; }
.detail-note p { margin: 0; }

.detail-section {
  background: var(--clr-white);
  border-radius: var(--radius-l);
  padding: 28px 32px;
  margin-bottom: 20px;
  box-shadow: var(--shadow-card);
}
.detail-section-title {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--clr-deep);
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--clr-light3);
}
.detail-description {
  color: var(--clr-muted);
  line-height: 1.9;
  font-size: 0.95rem;
}

/* 見どころリスト */
.detail-highlights {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.detail-highlights li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.92rem;
  color: var(--clr-text);
}
.detail-highlights li::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--clr-main);
  flex-shrink: 0;
}

/* タグ */
.detail-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.detail-tags .card-tag {
  font-size: 0.82rem;
  padding: 5px 14px;
}

/* -------------------------------------------
   サイドバー（基本情報カード）
   ------------------------------------------- */
.detail-sidebar { position: sticky; top: calc(var(--header-h) + 20px); }

.detail-infocard {
  background: var(--clr-white);
  border-radius: var(--radius-l);
  padding: 28px;
  box-shadow: var(--shadow-card);
}
.detail-infocard-title {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--clr-deep);
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--clr-light3);
}

.detail-info-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 24px;
}
.detail-info-list dt {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--clr-main);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 3px;
}
.detail-info-list dd {
  font-size: 0.88rem;
  color: var(--clr-text);
  line-height: 1.65;
}
.detail-info-list dd strong {
  font-family: var(--font-en);
  font-size: 1.3em;
  color: var(--clr-deep);
}
.detail-info-list .info-divider {
  border: none;
  border-top: 1px solid var(--clr-light3);
  margin: 0;
}

.detail-official-btn {
  width: 100%;
  font-size: 0.88rem;
}

/* -------------------------------------------
   関連施設セクション
   ------------------------------------------- */
.detail-related {
  background: linear-gradient(180deg, var(--clr-bg) 0%, #DCF2FF 100%);
}

/* -------------------------------------------
   レスポンシブ
   ------------------------------------------- */
@media (max-width: 900px) {
  .detail-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .detail-sidebar { position: static; }
  /* 英語タイトル追加分の高さを確保 */
  .detail-hero { height: 260px; }
  .detail-hero-body { padding-bottom: 120px; }
  .detail-title-en { font-size: clamp(0.9rem, 2vw, 1.1rem); }
}

@media (max-width: 560px) {
  .detail-section { padding: 20px; }
  /* モバイルでも region-badge・英語名・所在地が収まる高さ */
  .detail-hero { height: 220px; }
  .detail-hero-body { padding-bottom: 110px; }
  .detail-title-en { font-size: 0.88rem; letter-spacing: 0.02em; }
  .detail-location-en { font-size: 0.72rem; }
  .detail-description-en { font-size: 0.88rem; }
  .detail-highlights-en li { font-size: 0.85rem; }
}